Finding the Fourth Proportional to 1,526.55, 2,284.35 and 1,321.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,526.55 : 2,284.35 = 1,321.82 : x
2. Step 2: Convert to fraction form
   1,526.55/2,284.35 = 1,321.82/x
3. Step 3: Cross multiply
   1,526.55x = 2,284.35 × 1,321.82
4. Step 4: Simplify right side
   1,526.55x = 3,019,499.52
5. Step 5: Solve for x
   x = 3,019,499.52/1,526.55
6. Step 6: Final answer
   x = 1,977.99